<xml>
<ToUserName><![CDATA[<{$toUsername}>]]></ToUserName>
<FromUserName><![CDATA[<{$fromUsername}>]]></FromUserName>
<CreateTime><{$time}></CreateTime>
<MsgType><![CDATA[news]]></MsgType>
<ArticleCount><{$num}></ArticleCount>
<Articles>
<volist name="article" id="vo">
<item>
<Title><![CDATA[<{$vo.title}>]]></Title> 
<Description><![CDATA[<{$vo.intr}>]]></Description>
<PicUrl><![CDATA[<{:C('site_url')}><{$vo.picname}>]]></PicUrl>
<Url><![CDATA[<{$vo.url}>]]></Url>
</item>
</volist>
</Articles>
</xml>